At least two ships of the French Navy have been named Diligent:
- French ship Diligent (1763), launched in 1763 and broken up in 1780.
- French corvette Diligent (1781), launched in 1775 as Tannah she was captured by France in 1781 and sank in 1782.
This article includes a list of ships with the same or similar names. If an internal link for a specific ship led you here, you may wish to change the link to point directly to the intended ship article, if one exists.